How Is Aerobic Capacity Affected by Age

question 18

Multiple Choice

How is aerobic capacity affected by age?

• A) It decreases 20% between age 20 and 80
• B) It remains constant between age 20 and 80
• C) It decreases 1% per year
• D) It decreases 50% between age 20 and 80

---

Definitions:

Neural Crest Cells

A group of cells in vertebrate embryos that migrate to form diverse cell types, including neurons, glial cells, and connective tissue.

Enteric Neurons

Neurons that are part of the enteric nervous system, which governs the function of the gastrointestinal system.

Adrenal Medulla

The inner section of the adrenal gland that secretes adrenaline and noradrenaline, playing a role in the body's fight-or-flight response.

Decussation

The crossing over of nerve fibers or pathways in the brain or spinal cord, allowing for the transmission of signals from one side of the body to the opposite side.